938805210

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{212881}}^1$

素因数の和:212908

約数の個数: 72

約数和(自身を含む): 2839420116

約数和(自身を除く): 1900614906

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4410, 212881, 425762, 638643, 1064405, 1277286, 1490167, 1915929, 2128810, 2980334, 3193215, 3831858, 4470501, 6386430, 7450835, 8941002, 9579645, 10431169, 13411503, 14901670, 19159290, 20862338, 22352505, 26823006, 31293507, 44705010, 52155845, 62587014, 67057515, 93880521, 104311690, 134115030, 156467535, 187761042, 312935070, 469402605, 938805210]

約数ペア:

[(1, 938805210), (2, 469402605), (3, 312935070), (5, 187761042), (6, 156467535), (7, 134115030), (9, 104311690), (10, 93880521), (14, 67057515), (15, 62587014), (18, 52155845), (21, 44705010), (30, 31293507), (35, 26823006), (42, 22352505), (45, 20862338), (49, 19159290), (63, 14901670), (70, 13411503), (90, 10431169), (98, 9579645), (105, 8941002), (126, 7450835), (147, 6386430), (210, 4470501), (245, 3831858), (294, 3193215), (315, 2980334), (441, 2128810), (490, 1915929), (630, 1490167), (735, 1277286), (882, 1064405), (1470, 638643), (2205, 425762), (4410, 212881)]